Changes to preview geofence geojson

removed the enum value car of the request property isochrone/mode

removed the enum value circle of the request property type

removed the enum value isochrone of the request property type

removed the enum value polygon of the request property type

removed the enum value truck of the request property isochrone/mode

the mode request property default value changed from car to car

added the new car enum value to the request property isochrone/mode

added the new circle enum value to the request property type

added the new isochrone enum value to the request property type

added the new polygon enum value to the request property type

added the new truck enum value to the request property isochrone/mode

removed the enum value car of the request property isochrone/mode

removed the enum value circle of the request property type

removed the enum value isochrone of the request property type

removed the enum value polygon of the request property type

removed the enum value truck of the request property isochrone/mode

the mode request property default value changed from car to car

added the new car enum value to the request property isochrone/mode

added the new circle enum value to the request property type

added the new isochrone enum value to the request property type

added the new polygon enum value to the request property type

added the new truck enum value to the request property isochrone/mode

removed the enum value car of the request property isochrone/mode

removed the enum value circle of the request property type

removed the enum value isochrone of the request property type

removed the enum value polygon of the request property type

removed the enum value truck of the request property isochrone/mode

the mode request property default value changed from car to car

added the new car enum value to the request property isochrone/mode

added the new circle enum value to the request property type

added the new isochrone enum value to the request property type

added the new polygon enum value to the request property type

added the new truck enum value to the request property isochrone/mode